Home / 39,142.67-58,713.80-9,560.66

Finding the Fourth Proportional to 39,142.67, 58,713.80 and 9,560.66

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Solution

The fourth proportional to 39,142.67, 58,713.80 and 9,560.66 is: 14,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,142.67 : 58,713.80 = 9,560.66 : x
  2. Step 2: Convert to fraction form
    39,142.67/58,713.80 = 9,560.66/x
  3. Step 3: Cross multiply
    39,142.67x = 58,713.80 × 9,560.66
  4. Step 4: Simplify right side
    39,142.67x = 561,342,337.74
  5. Step 5: Solve for x
    x = 561,342,337.74/39,142.67
  6. Step 6: Final answer
    x = 14,340.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.